SCRH73B
SMD POWER INDUCTORS
XXX
MARKING
●
Features
1. Magnetically shielded construction
2. Excellent Power Density
3. Engineered to Provide High Efficiency
CHARACTERISTICS
Part Number
Inductance
Test
DC Resistance
(uH)
Frequency
(Ω
MAX)
(1)
(2)
SCRH73B-100
SCRH73B-120
SCRH73B-150
SCRH73B-180
SCRH73B-220
SCRH73B-270
SCRH73B-330
SCRH73B-390
SCRH73B-470
SCRH73B-560
SCRH73B-680
SCRH73B-820
SCRH73B-101
SCRH73B-121
SCRH73B-151
SCRH73B-181
SCRH73B-221
SCRH73B-271
SCRH73B-331
SCRH73B-391
SCRH73B-471
SCRH73B-561
SCRH73B-681
SCRH73B-821
SCRH73B-102
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
1KHZ
72m
98m
0.13
0.14
0.19
0.21
0.24
0.32
0.36
0.47
0.52
0.69
0.79
0.89
1.29
1.45
1.65
2.31
2.62
2.94
4.18
4.67
5.73
6.54
9.44
1.68
1.52
1.33
1.20
1.07
0.96
0.91
0.77
0.76
0.68
0.61
0.57
0.50
0.49
0.43
0.39
0.35
0.32
0.28
0.26
0.24
0.22
0.19
0.18
0.16
1.68
1.52
1.46
1.44
1.28
1.26
1.18
1.00
0.91
0.81
0.79
0.74
0.65
0.63
0.55
0.51
0.46
0.45
0.40
0.37
0.34
0.31
0.27
0.27
0.23
Inductance (µH)
)
I nduct ance( uH
Saturation Temperature
(3)
(4)
Current
Current
(A)
(A)
10000
SCRH73B Inductance decrease by current
BC H
R 73B I nduct ance decr ease by cur r ent
1000
100
102
680
10
100
1
10
100
D
DC current (mA)
C cur r ent ( m
A)
1000
10000
Temperature rise
se
Tem at ur e r i
°C
℃
per
80
70
60
50
40
30
20
10
0
BC H
R
SCRH73B Temperature
i
rise by current
ent
73B Tem at ur e r se by cur r
per
102
680
100
500
1000
1500
2000
2500
3000
3500
4000
D
DC current
( m
C cur r ent
(mA)
A)
(1). Inductance tolerance
±20%
tested at 0.25V, 0ADC and 25℃
(2). DCR measured at 25℃.
(3). The DC current at which the inductance decreases by 25% from its initial value.
(4). The DC current that results in a 40℃ temperature rise from 25℃ambient.
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QUANTITY PER REEL & PACKING INFORMATION
Custom versions available upon request.
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2011 Signal Transformer –Specification subject to change without notice. 07.11
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